import NProgress from "nprogress"
import { getToken } from '@/utils/auth'
import router from "@/router/index"
import store from "@/store/index"
NProgress.configure({ showSpinner: false })// NProgress Configuration

const whiteList = ['/login']// no redirect whitelist

//  获取角色信息，根据用户权限动态加载路由
router.beforeEach((to, from, next) => {
  NProgress.start()
  if (getToken()) {
    if (to.path === "/login") {
      next({ path: "/" })
      NProgress.done()
    } else {
      if (store.getters.roles.length === 0) {
        // 判断当前用户是否已拉取完user_info信息
        store.dispatch('GetInfo').then(() => {
          store.dispatch('GenerateRoutes').then(accessRoutes => {
            // 根据roles权限生成可访问的路由表
            console.log(accessRoutes)
            router.addRoutes(accessRoutes) // 动态添加可访问路由表
            // console.log('2222', router)
            next({ ...to, replace: true }) // hack方法 确保addRoutes已完成
          })
          // store.dispatch("generateRoutes")
          // let newAddRouters = store.getters.addRouters
          // router.addRoutes(newAddRouters)
          // next({path: to.path})
        }).catch(err => {
          store.dispatch('LogOut').then(() => {
            Message.error(err)
            next({ path: '/' })
          })
        })


      } else {
        let is404 = to.matched.some(record => {
          if (record.meta.role) {
            return record.meta.role.indexOf(store.getters.info.role) === -1
          }
        })
        if (is404) {
          next({ path: "/404" })
          return false
        }
        next()
      }
    }
  } else {
    if (whiteList.indexOf(to.path) !== -1) { // 在免登录白名单，直接进入
      next()
    } else {
      next(`/login?redirect=${to.path}`) // 否则全部重定向到登录页
      NProgress.done()
    }
  }
})

router.afterEach(() => {
  NProgress.done()
})
